Add more find_also_related test cases #3722

Job	Run time
Rustfmt	23s
Init	3s
Examples Matrix	3s
Clippy	2m 22s
Unit Test	3m 24s
Compile PostgreSQL (tokio, native-tls)	3m 16s
Compile PostgreSQL (tokio, rustls)	3m 16s
Compile SQLite (async-std, native-tls)	3m 14s
Compile SQLite (async-std, rustls)	3m 17s
Compile MySQL (actix, native-tls)	3m 17s
Compile MySQL (actix, rustls)	3m 16s
CLI	0s
Issues Matrix	0s
Issues	0s
Examples (examples/graphql_example)	3m 15s
Examples (examples/salvo_example)	3m 14s
Examples (examples/basic)	2m 8s
Examples (examples/rocket_example)	3m 16s
Examples (examples/actix_example)	3m 16s
Examples (examples/rocket_okapi_example)	3m 14s
Examples (examples/axum_example)	3m 15s
Examples (examples/actix3_example)	3m 16s
Examples (examples/seaography_example)	3m 14s
Examples (examples/jsonrpsee_example)	3m 16s
Examples (examples/poem_example)	3m 15s
Examples (examples/tonic_example)	2m 56s
Postgres	1s
SQLite	1s
MySQL	1s
MariaDB	1s
	1h 3m 30s

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